Gametogenesis — Flashcards

Flashcard 1: The second stage (short) of ovarian follicle development involves the development of a _____ follicle from a primary/secondary follicle

Answer: graafian

Flashcard 2: The mesonephros later contributes to the _____ genital system

Answer: male

Flashcard 3: The indifferent gonad (testis, ovary) begins development next to the fetal kidney, known as the _____

Answer: mesonephros

Flashcard 4: What chromosomes are considered acrocentric chromosomes (5)?_____

Answer: 13, 14, 15, 21, 22

Flashcard 5: _____ sex is defined by the presence of testes in males and ovaries in females

Answer: Gonadal

Flashcard 6: The germ cells of the female gonads produce _____

Answer: oogonia

Flashcard 7: On which days following fertilization is the blastocyst formed?_____

Answer: 4-5

Flashcard 8: mastoid air cells

Answer: 1st pouch

Flashcard 9: Endoderm lined structures of the ear (1st pharyngeal pouch)

Answer: 1st pouch

Flashcard 10: Embryological origin of the thymus

Answer: 3rd pharyngeal pouch (ventral wing)

Extra: The 3rd pharyngeal pouch gives rise to the Thymus (ventral wing) and the Inferior Parathyroid glands (dorsal wing). Compare with the 4th pharyngeal pouch, which gives rise to the Superior Parathyroid glands.